育龄妇女，曾发生过一次葡萄胎妊娠，再 次发生的概率为(       )

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='26995' and id < 2240282 and id<>'2240282' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26995' and id > 2240282 and id<>'2240282' order by id asc limit 5